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High Power 2.5W Handheld Signal Jammer for 3G 4G Wifi Shielding Portable Cell Phone Jammer

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High Power 2.5W Handheld Signal Jammer for 3G 4G Wifi Shielding Portable Cell Phone Jammer
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Features
Specifications
Power Supply: 50-60Hz, AC 100-240V
Shielding Range: 1-20 Meters (depending On Signal Strength)
Weight: 850g
Working Time: 1-2 Hours
Operating Temperature: -10°C To +55°C
Total Output Power: 2.5W
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2.5W High Power Signal Jammer

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3G/4G/Wifi Shielding Cell Phone Jammer

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Handheld Design Portable Jammer
Basic Infomation
Place of Origin: China
Brand Name: UND
Model Number: U-JN5L
Payment & Shipping Terms
Delivery Time: 5-8 days
Payment Terms: T/T
Supply Ability: 100
Product Description
High Power 2.5W Handheld Cell Phone Jammer
3G / 4G / WiFi Shielding Solution
The Portable Signal Jammer U-JN5L delivers high-power 2.5W output for flexible jamming of 3G, 4G, and WiFi signals. This compact unit features 5 powerful antennas and provides effective signal blocking within a range of up to 20 meters, depending on local signal strength.
Key Features
  • Pocket-sized portable design with integrated cooling system
  • User-friendly ON/OFF switch operation
  • Advanced cooling fans and heat sink for continuous operation
  • Rechargeable battery with both car charger and AC adapter
  • Five frequency channels with customizable cellular standards
  • Individual band switching without affecting other frequencies
  • Downlink-only jamming prevents interference with uplink stations
Technical Specifications
Market Output Port Frequency Range Output Power
Europe / Middle East LTE800 791-821MHz 500mW
GSM900 925-960MHz 500mW
DCS1800 1805-1880MHz 500mW
WCDMA 3G 2110-2170MHz 500mW
LTE2600 2620-2690MHz 500mW
American Market GSM850 851-894MHz 500mW
PCS1900 1930-1990MHz 500mW
AWS1700 2110-2155MHz 500mW
LTE2300 2300-2400MHz 500mW
LTE700 725-770MHz 500mW
Optional WiFi 2.4G 2400-2500MHz 500mW
Optional GPS 1570-1580MHz 500mW
Power Supply: 50-60Hz, AC 100-240V
Battery: 4000mAh Built-in with DC12V AC adapter
Total Output Power: 2.5W
Shielding Range: 1-20 meters (depending on signal strength)
Weight: 850g
Dimensions: 78*34*138mm (excluding antennas)
Antennas: 5 external omni-directional antennas
Charge Time: Approximately 4 hours
Working Time: 1-2 hours
Operating Temperature: -10°C to +55°C
Package Contents
  • 1* Portable Wireless Signal Jammer
  • 1* Power Adapter (100-240V)
  • 1* Car Charger
  • 1* User Manual
Applications
Ideal for law enforcement and security personnel including police, bomb disposal squads, VIP protection teams, SWAT, military security forces, anti-terror units, and border control. Also suitable for secured environments such as meeting rooms, hospitals, banks, churches, conference rooms, and classrooms.
Note: Signal jamming devices are subject to local regulations. Ensure compliance with applicable laws before operation.
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